At its core, the ESP32 chip ... like USB and GPIO. But these tiny chips need little in the way of support to get up and running as [Paul] demonstrates with this tiny ESP32 board.

While some details haven’t been finalized yet, the basic elements include an ESP32-S3 system-on-a-chip combined with a small E Ink display and a custom printed circuit board with a QWERTY keyboard.

Espressif is now selling the developer board ... The ESP32-P4 is extensively equipped with input/output interfaces. All common microcontroller interfaces such as I2C, SPI, UART, GPIO, I2S are ...